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SECOR 1 <br /> International lnco rrsted <br /> Logged By Dates Drilled Drilling Contractor Project Name Methodffiquipment Boring Number ' <br /> 7119101 WEST ARCO#595 SPLIT SPOON <br /> CM 7/19101 HAZMAT STOCKTON, CA HSA PSB- <br /> See"Legend to Logs"for Boring Surface Groundwater Depth(ft) Total Dave Drop <br /> sampling method, Dram(in) Elev(ft) 64 FIRST Depth(ft) wt(lbs) Dist(in) ' <br /> classifications and laboratory 8 1000 NA NA <br /> testing methods <br /> Well Description <br /> Construction- - - °' - - - - ---- - - ---- - - - - -- - - - -- -- - - -- - ---r - <br /> (0,80,20,0) <br /> R-1 Decreasing silt content <br /> 0 'SAND(SP) brown(10YR5/3),with trace silt,fine-grained,dense,wet(0,95,5,0) <br /> 80 SANDY SILT(ML) brown(7 5YR4/4),fine-grained sand, low plasticity,very stiff, <br /> moist(0,35,65,0) <br /> 0 <br /> GROUT 85 <br /> t <br /> a <br /> 90 <br /> Same as above <br /> 0 <br /> 95 SILTY SAND SM brown 10YR5/3 fine- arced sand dense wet(0,85,15,0) 1 <br /> SANDY SILT(ML) brown(10YR4/3),fine-grained sand,low plasticity,very stiff, <br /> moist,subangular blocky soil structure(0,40,60,0) <br /> The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or <br /> samples obtained during drilling Predominant material types shown on the log may contain different materials and the change from <br /> one predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location <br /> at the time of drilling and may not be representative of subsurface conditions at other locations or times <br /> Project No 077.43029 330 Date 9/20101 PR Log Of Bong • <br /> 595PSB2 GPJ Approved by ' <br /> LOG OF BOREHOLE <br /> Figure (sheet 4 of 5) <br /> 1 <br /> I <br />